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البحث العلمي
لإضافةl: 14th February 2010
اضيف بواسطة: Semanoor05
المشاهدات: 133
تعليقات: 0

توضيح مفهوم البحث ، و بيان أهميته ، وذكرأنواع البحوث

السمات: طلب العلم الاستقصاء الباحث إعداد البحوث البحث النظري البحث التطبيقي scientific research
Plastic PIPETTE
لإضافةl: 19th September 2009
اضيف بواسطة: Semanoor15
المشاهدات: 156
تعليقات: 0

Vector generated image of Plastic Pipette:It is used for measuring the oils. it is a disposable pipette.

السمات: black black pipette experiment lab laboratory measurement pipette plastic research science disposable pipette
Dropping PIPETTE
لإضافةl: 19th September 2009
اضيف بواسطة: Semanoor15
المشاهدات: 140
تعليقات: 0

Vector generated image of Dropping Pipette:It is called Dropping Pipette

السمات: black black pipette experiment lab laboratory measurement pipette plastic research rubber science dropper dropping pipette
POLYSTOP
لإضافةl: 19th September 2009
اضيف بواسطة: Semanoor15
المشاهدات: 137
تعليقات: 0

Vector generated image of Polystop: It Provides a distinct advantage over other glass dropper bottles. The dropper section easily pulls free for use while the polypropylene stopper remains snugly in the neck of the bottle. This helps prevent chipping the glass dropper section as it is re-inserted...

السمات: Polystop dropper dropper stopper lab laboratory research science experiment
POLYSTOP
لإضافةl: 19th September 2009
اضيف بواسطة: Semanoor15
المشاهدات: 140
تعليقات: 0

Vector generated image of Polystop: It Provides a distinct advantage over other glass dropper bottles. The dropper section easily pulls free for use while the polypropylene stopper remains snugly in the neck of the bottle. This helps prevent chipping the glass dropper section as it is re-inserted...

السمات: Polystop dropper dropper stopper lab laboratory research science experiment
SOLAR CELL
لإضافةl: 22nd September 2009
اضيف بواسطة: Semanoor15
المشاهدات: 127
تعليقات: 0

Vector generated image of Solar Cell:A solar cell or photovoltaic cell is a device that converts light directly into electricity by the photovoltaic effect. Sometimes the term solar cell is reserved for devices intended specifically to capture energy from sunlight, while the term photovoltaic...

السمات: Solar cell sun photo voltaic solar panels solar power solar energy.
BELL JAR
لإضافةl: 23rd September 2009
اضيف بواسطة: Semanoor15
المشاهدات: 147
تعليقات: 0

3D render image of Bell Jar:A bell jar is a piece of laboratory glassware similar in shape to a bell. A bell jar is placed on a base which is vented to a hose fitting, which can be connected via a hose to a vacuum pump. By pumping the air out of the bell jar, a vacuum is formed. Bell jars are...

السمات: bell jar 3d bell jar Lab laboratory experiment equipment instrument science
Leafy sea dragon
لإضافةl: 23rd September 2009
اضيف بواسطة: Semanoor15
المشاهدات: 142
تعليقات: 0

Painting of Leafy sea dragon ,(Phycodurus eques),Habitat The leafy sea dragon is found only in the waters of Australia from Kangaroo Island on the Southern shoreline to Jurien Bay on the Western shoreline. It was once thought to be very limited in its range; however, further research has...

السمات: leafy sea dragon sea water ocean river fish blank white
Great White Shark
لإضافةl: 24th September 2009
اضيف بواسطة: Semanoor15
المشاهدات: 166
تعليقات: 0

Vector generated image of Great White Shark,(Carcharodon carcharias),Great white sharks are carnivorous, and primarily eat fish (including rays, tuna, and smaller sharks), dolphins, porpoises, whale carcasses and pinnipeds such as seals, fur seals and sea lions and sometimes sea turtles. Great...

السمات: Great White Shark Carcharodon carcharias sea water ocean river fish blank white
Bobtail snipe eel (Cyema atrum)
لإضافةl: 25th September 2009
اضيف بواسطة: Semanoor15
المشاهدات: 132
تعليقات: 0

Painting of Bobtail snipe eel (Cyema atrum),DISTRIBUTION It has been reported from all oceans between about 70° north and 55° south. Most collections have been from the Atlantic and Pacific Oceans. HABITAT The species is oceanic, lower mesopelagic to bathypelagic. Although it has been reported...

السمات: Bobtail snipe eel Cyema atrum Bobtail eel deepwater eel;sea water ocean river fish blank white
African mudfish (Phractolaemus ansorgii)
لإضافةl: 25th September 2009
اضيف بواسطة: Semanoor15
المشاهدات: 246
تعليقات: 0

Painting of African mudfish (Phractolaemus ansorgii), DISTRIBUTION Tropical Africa ranging through the lower Niger drainage and central Zaire basin.HABITAT Quiet, low-oxygenated muddy waters.FEEDING ECOLOGY AND DIET Feeds on small, mud-dwelling organisms. Based on the presence of a moderately...

السمات: African mudfish Phractolaemus ansorgii Hingemouth snake mudhead;sea water ocean river fish blank white
SOLAR CELL
لإضافةl: 30th September 2009
اضيف بواسطة: Semanoor15
المشاهدات: 115
تعليقات: 0

Vector generated image of Solar Cell:A solar cell or photovoltaic cell is a device that converts light directly into electricity by the photovoltaic effect. Sometimes the term solar cell is reserved for devices intended specifically to capture energy from sunlight, while the term photovoltaic...

السمات: Solar cell sun photovoltaic solar panels solar power solar energy.
SOLAR CELL
لإضافةl: 30th September 2009
اضيف بواسطة: Semanoor15
المشاهدات: 101
تعليقات: 0

Vector generated image of Solar Cell:A solar cell or photovoltaic cell is a device that converts light directly into electricity by the photovoltaic effect. Sometimes the term solar cell is reserved for devices intended specifically to capture energy from sunlight, while the term photovoltaic...

السمات: Solar cell sun photovoltaic solar panels solar power solar energy.
SOLAR CELL
لإضافةl: 30th September 2009
اضيف بواسطة: Semanoor15
المشاهدات: 206
تعليقات: 0

Vector generated image of Solar Cell:A solar cell or photovoltaic cell is a device that converts light directly into electricity by the photovoltaic effect. Sometimes the term solar cell is reserved for devices intended specifically to capture energy from sunlight, while the term photovoltaic...

السمات: Solar cell sun photovoltaic solar panels solar power solar energy.
ELECTRIC CENTRIFUGE 40K REVOLUTION
لإضافةl: 30th September 2009
اضيف بواسطة: Semanoor15
المشاهدات: 131
تعليقات: 0

Vector generated Image of Electric Centrifuge 40k Revolution:The 800D Laboratory Centrifuge is designed for rapid sedimentation of small quantities of mixture in liquid. It is widely used in the areas of scientific research and product development, such as in chemistry and biochemical...

السمات: electric centrifuge centrifuge table top centrifuge portable centrifuge
SALIVARY GLANDS
لإضافةl: 2nd October 2009
اضيف بواسطة: Semanoor15
المشاهدات: 190
تعليقات: 0

Painting of Salivary glands:The salivary glands in mammals are exocrine glands, glands with ducts, that produce saliva. They also secrete amylase, an enzyme that breaks down starch into glucose. In other organisms such as insects, salivary glands are often used to produce biologically important...

السمات: salivary glands amylase producing glands
Cranberries
لإضافةl: 5th October 2009
اضيف بواسطة: Semanoor15
المشاهدات: 122
تعليقات: 0

Painting of Cranberries.Cranberries are a group of evergreen dwarf shrubs or trailing vines in the genus Vaccinium subgenus Oxycoccos, or in some treatments, in the distinct genus Oxycoccos. They are found in acidic bogs throughout the cooler parts of the Northern Hemisphere.Cranberries are a...

السمات: Cranberries
Bacupari
لإضافةl: 5th October 2009
اضيف بواسطة: Semanoor15
المشاهدات: 98
تعليقات: 0

Painting of Bacupari.Bacupari (Garcinia gardneriana) is an evergreen, dioecious species of the genus Garcinia. It is distributed throughout South America's Amazon Basin and produces fruit with edible arils. In Brazil there is currently research to use this fruit as a source to combat cancer

السمات: Bacupari
Salivary Glands
لإضافةl: 6th October 2009
اضيف بواسطة: Semanoor15
المشاهدات: 149
تعليقات: 0

Painting of The salivary glands in mammals are exocrine glands, glands with ducts, that produce saliva. They also secrete amylase, an enzyme that breaks down starch into glucose. In other organisms such as insects, salivary glands are often used to produce biologically important proteins like...

السمات: Salavary Galnds amyalse amylase secreting gland
Doctors or researchers use Anticancer rays to kill cancer cells.
لإضافةl: 6th October 2009
اضيف بواسطة: Semanoor15
المشاهدات: 126
تعليقات: 0

Vector Generated Image of Doctors or researchers use Anticancer rays to kill cancer cells.:It is inoizing radiation that is used to kill cancer cells, and it comes in two "flavors" for our use. One is electromagnetic, like X-rays or gamma rays. The other is particulate, like high energy...

السمات: Doctors or researchers use Anticancer rays to kill cancer cells ionising radiation gamma rays alpha rays
ROMAN LETTUCE
لإضافةl: 6th October 2009
اضيف بواسطة: Semanoor15
المشاهدات: 118
تعليقات: 0

Painting of ROMAN LETTUCE,Romaine lettuce is also known as cos lettuce. Romaine lettuce is low in calories and is an excellent source of vitamin A and lutein. Romaine or cos lettuce (Lactuca sativa L. var. longifolia) is a variety of lettuce which grows in a long head of sturdy leaves with a firm...

السمات: ROMAN LETTUCE Freshness Ripe Juicy Vegetable Healthy Eating Food green Organic blank white
Vulture
لإضافةl: 7th October 2009
اضيف بواسطة: Semanoor15
المشاهدات: 144
تعليقات: 0

Vector generated image of Vulture Vultures are scavenging birds, feeding mostly on the carcasses of dead animals. Vultures are found on every continent except Antarctica and Oceania. Vultures are scavengers. A particular characteristic of many vultures is a bald head, devoid of feathers....

السمات: Vulture feathers nature animal zoo wildlife birds bird forest feather aves blank white
Beetroot
لإضافةl: 7th October 2009
اضيف بواسطة: Semanoor15
المشاهدات: 138
تعليقات: 0

Painting of Beetroot,The beet (Beta vulgaris) is a plant in the amaranth family. It is best known in its numerous cultivated varieties, the most well known of which is probably the red root vegetable known as the beetroot or garden beet.The roots and leaves of the beet have been used in folk...

السمات: Beetroot Beta vulgaris Freshness Ripe Juicy Vegetable Healthy Eating Food green Organic blank white
Oyster mushroom
لإضافةl: 7th October 2009
اضيف بواسطة: Semanoor15
المشاهدات: 121
تعليقات: 0

Painting of oyster mushroom,(Pleurotus ostreatus)is a common edible mushroom. Long cultivated in Asia, it is now cultivated around the world for food.The Oyster mushroom may be considered a medicinal mushroom due to the fact it contains statins such as lovastatin which work to reduce cholesterol....

السمات: oyster mushroom Pleurotus ostreatus Freshness Ripe Juicy Vegetable Healthy Eating Food green Organic blank white
Pumpkins
لإضافةl: 7th October 2009
اضيف بواسطة: Semanoor15
المشاهدات: 142
تعليقات: 0

Painting of pumpkins,Pumpkin is a gourd-like squash of the genus Cucurbita and the family Cucurbitaceae (which also includes gourds).Pumpkins are grown all around the world .chemical compounds found in pumpkin promote regeneration of damaged pancreatic cells, resulting in increased bloodstream...

السمات: pumpkins Freshness Ripe Juicy Vegetable Healthy Eating Food green Organic blank white